Home / 22,845.79-34,251.32-15,807.09

Finding the Fourth Proportional to 22,845.79, 34,251.32 and 15,807.09

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Solution

The fourth proportional to 22,845.79, 34,251.32 and 15,807.09 is: 23,698.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,845.79 : 34,251.32 = 15,807.09 : x
  2. Step 2: Convert to fraction form
    22,845.79/34,251.32 = 15,807.09/x
  3. Step 3: Cross multiply
    22,845.79x = 34,251.32 × 15,807.09
  4. Step 4: Simplify right side
    22,845.79x = 541,413,865.82
  5. Step 5: Solve for x
    x = 541,413,865.82/22,845.79
  6. Step 6: Final answer
    x = 23,698.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.